added OG meta tag property

Author: Mayo

lib/rules/no-unknown-property.js

@@ -141,6 +141,8 @@ const DOM_PROPERTY_NAMES_ONE_WORD = [
   'points', 'r', 'radius', 'rel', 'restart', 'result', 'rotate', 'rx', 'ry', 'scale', 'seed',
   'slope', 'spacing', 'speed', 'stemh', 'stemv', 'string', 'stroke', 'to', 'transform', 'u1',
   'u2', 'values', 'visibility', 'widths', 'x', 'x1', 'x2', 'y', 'y1', 'y2', 'z',
+  // OpenGraph meta tag attributes
+  'property',
   // React specific attributes
   'ref', 'key',
 ];